Large word count, 1600 words can meet the literacy needs of first and second grade children. 

The scientific arrangement sequence of Chinese characters conforms to the rules of early childhood literacy, starting with the easy and then the difficult, combining the difficult and easy. 

Reasonable planning, divided into four stages, daily quantitative literacy, regular review, to help children improve literacy efficiency. 

Establishing a connection between words and images, understanding the meaning of words through association, making it easier and more interesting for children to read. 

Scan the code to listen to audio, learn while listening, and help children achieve independent literacy.